*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --c-primary:    #52824A;
  --c-primary-dk: #41683B;
  --c-header:     #424449;
  --c-bg:         #F2F4F9;
  --c-surface:    #FFFFFF;
  --c-border:     #E2E8F0;
  --c-text:       #13181D;
  --c-muted:      #4E6379;
  --c-accent:     #EBF8E9;
  --font:         'Nunito Sans', 'Segoe UI', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: 15px;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}

/* ── Header ──────────────────────────────────────────────────────── */
.pp-header {
  background: var(--c-header);
  background-image: linear-gradient(160deg, #37393D 0%, #2a2c30 100%);
  padding: 0 32px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pp-header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.pp-logo {
  height: 28px;
  width: auto;
}

.pp-header-divider {
  width: 1px;
  height: 24px;
  background: rgba(255,255,255,0.25);
}

.pp-header-title {
  font-family: var(--font);
  font-size: 0.88rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.01em;
}

.pp-header-nav button {
  font-family: var(--font);
  font-size: 0.83rem;
  color: rgba(255,255,255,0.65);
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}
.pp-header-nav button:hover { color: #fff; background: rgba(255,255,255,0.1); }

/* ── Hero ────────────────────────────────────────────────────────── */
.pp-hero {
  background: linear-gradient(135deg, #2f3c2d 0%, #3a4838 60%, #2a3328 100%);
  padding: 48px 32px 40px;
  text-align: center;
  color: #fff;
}

.pp-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
  margin-bottom: 20px;
}

.pp-hero h1 {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
}

.pp-hero-desc {
  max-width: 580px;
  margin: 0 auto 20px;
  font-size: 1rem;
  line-height: 1.65;
  color: rgba(255,255,255,0.75);
}

.pp-hero-meta {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.pp-hero-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
}

/* ── Layout ──────────────────────────────────────────────────────── */
.pp-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 0;
  max-width: 1080px;
  margin: 0 auto;
  padding: 40px 20px;
  align-items: start;
}

/* ── TOC ─────────────────────────────────────────────────────────── */
.pp-toc {
  position: sticky;
  top: 24px;
  padding-right: 24px;
}

.pp-toc-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: 10px;
}

.pp-toc-list {
  list-style: none;
}

.pp-toc-list li + li { margin-top: 4px; }

.pp-toc-list a {
  font-size: 0.82rem;
  color: var(--c-muted);
  text-decoration: none;
  display: block;
  padding: 4px 8px;
  border-radius: 5px;
  transition: color 0.12s, background 0.12s;
}

.pp-toc-list a:hover { color: var(--c-primary); background: var(--c-accent); }

/* ── Content ─────────────────────────────────────────────────────── */
.pp-content { min-width: 0; }

.pp-section {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  padding: 28px 32px;
  margin-bottom: 20px;
}

.pp-section h2 {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-header);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--c-border);
}

.pp-section-icon {
  width: 36px;
  height: 36px;
  background: var(--c-accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-primary);
  flex-shrink: 0;
}

.pp-section p { line-height: 1.7; color: #2c3e50; margin-bottom: 12px; }
.pp-section p:last-child { margin-bottom: 0; }
.pp-section ul { padding-left: 20px; margin: 12px 0; }
.pp-section li { margin-bottom: 8px; line-height: 1.6; }

/* ── Data Table ──────────────────────────────────────────────────── */
.pp-data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.87rem;
  margin: 16px 0;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--c-border);
}

.pp-data-table th {
  background: var(--c-bg);
  padding: 10px 14px;
  text-align: left;
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--c-muted);
  border-bottom: 1px solid var(--c-border);
}

.pp-data-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--c-border);
  vertical-align: top;
  line-height: 1.55;
}

.pp-data-table tr:last-child td { border-bottom: none; }
.pp-data-table td code {
  background: #f0f4f8;
  border: 1px solid #dde3ea;
  border-radius: 4px;
  padding: 1px 5px;
  font-family: 'Consolas', 'Menlo', monospace;
  font-size: 0.83em;
}

/* ── Callout ─────────────────────────────────────────────────────── */
.pp-callout {
  display: flex;
  gap: 12px;
  background: var(--c-accent);
  border: 1px solid #b8dab4;
  border-radius: 8px;
  padding: 14px 16px;
  margin: 14px 0;
  color: #2f4e29;
}

.pp-callout svg { flex-shrink: 0; margin-top: 2px; color: var(--c-primary); }
.pp-callout-text { font-size: 0.88rem; line-height: 1.6; }
.pp-callout-text strong { color: #2f4e29; }

/* ── Contact card ────────────────────────────────────────────────── */
.pp-contact-card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 10px;
  padding: 20px 24px;
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pp-contact-card a {
  color: var(--c-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.pp-contact-card a:hover { color: var(--c-primary-dk); }

.pp-contact-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--c-muted);
}

.pp-contact-row svg { flex-shrink: 0; color: var(--c-primary); }

/* ── Footer ──────────────────────────────────────────────────────── */
.pp-footer {
  background: var(--c-header);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.pp-footer-left {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

.pp-footer-links {
  display: flex;
  gap: 20px;
}

.pp-footer-links a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: color 0.12s;
}

.pp-footer-links a:hover { color: rgba(255,255,255,0.9); }

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 700px) {
  .pp-layout { grid-template-columns: 1fr; }
  .pp-toc { position: static; display: none; }
  .pp-section { padding: 24px 20px; }
  .pp-hero h1 { font-size: 1.8rem; }
  .pp-header { padding: 0 16px; }
  .pp-footer { flex-direction: column; align-items: flex-start; gap: 12px; }
}